1978 USAC National Championship Kalender
| Race | Type | Land | Datum | Winnaar |
|---|---|---|---|---|
| Phoenix Phoenix Raceway |
Oval |  |
18 Maart |
G. Johncock Wildcat-Offy |
| Ontario Ontario Motor Speedway |
Oval | |
26 Maart |
D. Ongais Parnelli-Cosworth |
| Texas Texas World Speedway |
Oval | |
15 April |
D. Ongais Parnelli-Cosworth |
| Trenton Trenton Speedway |
Oval | |
23 April |
G. Johncock Wildcat-Offy |
| Indianapolis 500 Indianapolis |
Oval | |
28 Mei |
A. Unser Lola-Cosworth |
| Mosport Mosport International Raceway |
Permanent |  |
11 Juni |
D. Ongais Parnelli-Cosworth |
| Rex Mays Classic Milwaukee Mile |
Oval | |
18 Juni |
R. Mears Penske-Cosworth |
| Pocono Pocono |
Oval | |
25 Juni |
A. Unser Lola-Cosworth |
| Michigan Michigan International Raceway |
Oval | |
16 Juli |
J. Rutherford McLaren-Cosworth |
| Atlanta Atlanta Motor Speedway |
Oval | |
23 Juli |
R. Mears Penske-Cosworth |
| Texas Texas World Speedway |
Oval | |
06 Augustus |
A. Foyt Coyote-Foyt |
| Tony Bettenhausen 200 Milwaukee Mile |
Oval | |
20 Augustus |
D. Ongais Parnelli-Cosworth |
| Ontario Ontario Motor Speedway |
Oval | |
03 September |
A. Unser Lola-Cosworth |
| Michigan Michigan International Raceway |
Oval | |
16 September |
D. Ongais Parnelli-Cosworth |
| Trenton Trenton Speedway |
Oval | |
23 September |
M. Andretti Penske-Cosworth |
| Silverstone Silverstone |
Permanent |  |
01 Oktober |
A. Foyt Coyote-Foyt |
| Brands Hatch Brands Hatch |
Permanent | |
07 Oktober |
R. Mears Penske-Cosworth |
| Phoenix Phoenix Raceway |
Oval | |
28 Oktober |
J. Rutherford McLaren-Cosworth |